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A major milestone for Jelsa 

securing the future of Europe’s largest quarry for decades to come

October 29, 2026 - Suldal Municipality approved the zoning plan for the expansion of the Jelsa quarry. The decision provides access to significant additional rock resources in an area northeast of the existing quarry, securing the long-term resource base needed to sustain operations at Jelsa for generations.

Suldal Municipality approves Jelsa expansion, securing Jelsa’s long-term future

The expansion marks a significant milestone in the history of Mibau Stema Group and strengthens our role as a reliable supplier to the European market. 

The decision gives us access to significant additional rock resources, securing the basis for continued production of 13 million tonnes of aggregates per year for decades to come. 

“I am very pleased that we have reached this important milestone. The expansion gives us the resources to continue our operations for the coming decades, creating a more secure future for our employees and ensuring that our customers can continue to rely on us for the materials they need for their projects across Europe” , says Claus Boisen, CEO of Mibau Stema Group.

“This is a major milestone for Mibau Stema Norge and one of the most significant events in our company’s history since we were established in 1987. The approval secures the long-term future of our operations, strengthens our position as a reliable supplier of sustainable materials to the European market, and provides a strong foundation for continued development together with our employees in Suldal.” Managing Director Mibau Stema Norge, Tor Helge Hilmarsen.

Transition planned from 2029

The transition to the new quarry area is planned to begin in 2029, with production moving gradually into the expanded area.